{__NOLAYOUT__}
<div class="upload">
    <form action="__APP__/Products/uploads" method="post" enctype="multipart/form-data" class="files">
        <input type="hidden" name="MAX_FILE_SIZE" />
        图片上传：<input class="file" type="file" name="spic" /><br />
        <input type="submit" value="添加" />
    </form>
</div>
<script>
   opener.$(".pic").val('sfsf');
</script>